Chimney Effect on Natural Air Cooling of Electronic Equipment Under Inclination

[+] Author and Article Information
Yoji Kitamura, Masaru Ishizuka

Toyama Prefectural University, Kosugi, Toyama 939-0398, Japan

J. Electron. Packag 126(4), 423-428 (Jan 24, 2005) (6 pages) doi:10.1115/1.1827256 History: Received April 18, 2004; Revised April 25, 2004; Online January 24, 2005
Copyright © 2004 by ASME
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Experiment apparatus and thermocouple locations
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Grid system on the model
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Influence of the number of meshes on temperature rise of the heater surface and air inside enclosure casing at 30 W
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Temperature rise distributions at a height of 31 mm from the base
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Effect of inclination on temperature rise of block heater surface
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Effect of inclination on temperature rise of the inside casing
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Relationship between Qs and ΔTm
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Effect of inclination on the volume flow-rate ratio compared to horizontal base case
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Distributions of temperature rise and velocity vector (vertical sections)
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Distributions of temperature rise and velocity vector (horizontal sections)



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